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Blunderproof
← King's Indian Defense (E60-E99)
The Petrosian System
vs White locks the centre with 7.d5
Learn
Recall
Tempo
Off book
Move 0 of 9 · you play Black
Beat the clock: 10 seconds per move.
White
sealed
h
g
f
e
d
c
b
a
1
2
3
4
5
6
7
8
Black
Restart
0:10
Move 0 of 9 · you play Black
Beat the clock: 10 seconds per move.
Coach
